NWS Key West

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Last Map Update: Thu, Mar 19, 2026 at 5:14:18 am EDT

Watches, Warnings & Advisories

National Weather Service National Weather Service

National Weather Service Tampa Bay Area, FL

National Weather Service Miami - South Florida

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Small Craft Advisory

Rip Current Statement

Short Term Forecast

Hazardous Marine Conditions

Key Messages

Island Chain

Marine Winds

Wave Heights

Small Craft Advisory remains in effect for all Florida Keys coastal waters! Hazardous marine conditions around the Florida Keys will continue into Thursday morning. Inexperienced mariners, especially those operating small craft should stay in port until conditions improve.

A wetter pattern lingers over the Florida Keys! A pattern favoring sporadic rainfall and thick cloud cover lingers over the Florida Keys. Best chances for thunderstorms will be over the Florida Straits. Breezy to windy conditions will continue through Thursday. Expect gradual slackening afterwards! Remember to take care around ponding on the roads in heavy showers!

TODAY...Partly sunny with a slight chance of showers. Breezy. Highs in the mid 70s. North to northeast winds 15 to 20 mph. Chance of rain 20 percent.

SMALL CRAFT ADVISORY IN EFFECT FOR ALL KEYS WATERS! TODAY... N-NE Fresh to strong breezes, becoming moderate to fresh. Seas: Bay/Gulfside 3-5 ft, occasionally 6 ft, W of Marquesas 4-6 ft, occasionally 8 ft; Hawk Channel, 2-4 ft, occasionally 5 ft, except 4-5 ft, occasionally 6 ft; Florida Straits 6-9 ft, occasionally 11 ft; Southeast Gulf 4-6 ft, occasionally 7 ft. Bay/nearshore waters very rough, becoming rough. Slight chance of showers. Slight chance of thunderstorms over the SE Straits of Florida.

SMALL CRAFT ADVISORY IN EFFECT FOR ALL KEYS WATERS! TODAY... N-NE Fresh to strong breezes, becoming moderate to fresh. Seas: Bay/Gulfside 3-5 ft, occasionally 6 ft, W of Marquesas 4-6 ft, occasionally 8 ft; Hawk Channel, 2-4 ft, occasionally 5 ft, except 4-5 ft, occasionally 6 ft; Florida Straits 6-9 ft, occasionally 11 ft; Southeast Gulf 4-6 ft, occasionally 7 ft. Bay/nearshore waters very rough, becoming rough. Slight chance of showers. Slight chance of thunderstorms over the SE Straits of Florida.

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Critical Fire Weather in the High Plains; Heat Continues in the West

NWS Key West